python 爬蟲,抓取小說

2021-08-16 04:13:51 字數 2302 閱讀 9165

# -*- coding: utf-8 -*-

from bs4 import beautifulsoup

from urllib import request

import re

import os,time

#訪問url,返回html頁面

defget_html

(url):

req = request.request(url)

req.add_header('user-agent','mozilla/5.0')

response = request.urlopen(url)

html = response.read()

return html

#從列表頁獲取**書名和鏈結

defget_books

(url):

#根據列表頁,返回此頁的的字典

html = get_html(url)

soup = beautifulsoup(html,'lxml')

fixed_html = soup.prettify()

books = soup.find_all('div',attrs=)

book_dict = {}

for book in books:

book_name = book.h3.a.string

book_url = book.h3.a.get('href')

book_dict[book_name] = book_url

return book_dict

#根據書名鏈結,獲取具體的章節 的字典

defget_parts

(url):

html = get_html(url)

soup = beautifulsoup(html,'lxml')

fixed_html = soup.prettify()

part_urls = soup.find_all('a')

host = ""

part_dict = {}

for p in part_urls:

p_url = str(p.get('href'))

if re.search(r'\d.html',p_url) and ("xiaoshuotxt"

notin p_url):

part_dict[p.string] = host + p_url

return part_dict

#根據章節的url獲取具體的章節內容

defget_txt

(url):

html = get_html(url)

soup = beautifulsoup(html,'lxml')

fixed_html = soup.prettify()

title = soup.h1.string #獲取文章標題

content = soup.find('div',attrs=)

txt = beautifulsoup.get_text(content) #正文內容

return txt

if __name__ == "__main__":

root_dir= r'e:\books'

#url = '/mingzhu/index_2.html' #第2頁的**

url = "/writer/58"

#金庸的**

books = get_books(url)

for book_name,book_url in books.items():

os.mkdir(os.path.join(root_dir,book_name))

part_dict = get_parts(book_url)

print(book_name,"共:",len(part_dict),"章節")

for part_name,part_url in part_dict.items():

print("正在儲存:",part_name)

f1 = open(r'e:\books\%s\%s.txt'%(book_name,part_name),'w',encoding='utf-8')#以utf-8編碼建立檔案

part_txt = get_txt(part_url)

f1.write(str(part_txt))

f1.close()

time.sleep(2)

執行效果:

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